If a number m is divided by 5 leaves a remainder 2, while another numb

1.	If a number m is divided by 5 leaves a remainder 2, while another number n is divided by 5 leaves a remainder 4, then the remainder, when (m + n) is divided by 5 is : (1) 1 (2) 2 (3) 3 (4) 4
Answer» Correct option (1) 1 Explanation: m = 5q₁ + 2 n = 5q₂ + 4 (m + n) = 5(q₁ + q₂ ) + 5 + 1 = 1

If a number m is divided by 5 leaves a remainder 2, while another number n is divided by 5 leaves a remainder 4, then the remainder, when (m + n) is divided by 5 is : (1) 1 (2) 2 (3) 3 (4) 4

Answer»

Correct option (1) 1

Explanation:

m = 5q₁ + 2

n = 5q₂ + 4

(m + n) = 5(q₁ + q₂ ) + 5 + 1

= 1

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If a number m is divided by 5 leaves a remainder 2, while another number n is divided by 5 leaves a remainder 4, then the remainder, when (m + n) is divided by 5 is : (1) 1 (2) 2 (3) 3 (4) 4

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